Home / 4,292.56-6,444.78-2,214.28

Finding the Fourth Proportional to 4,292.56, 6,444.78 and 2,214.28

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Solution

The fourth proportional to 4,292.56, 6,444.78 and 2,214.28 is: 3,324.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,292.56 : 6,444.78 = 2,214.28 : x
  2. Step 2: Convert to fraction form
    4,292.56/6,444.78 = 2,214.28/x
  3. Step 3: Cross multiply
    4,292.56x = 6,444.78 × 2,214.28
  4. Step 4: Simplify right side
    4,292.56x = 14,270,547.46
  5. Step 5: Solve for x
    x = 14,270,547.46/4,292.56
  6. Step 6: Final answer
    x = 3,324.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.